The Human Body

Can you feel the pulse in your wrist? For humans the normal pulse is 70 heartbeats per minute. Elephants have a slower pulse of 27 and for a canary it is 1000!

If all the blood vessels in your body were laid end to end, they would reach about 60,000 miles.

Abraham Lincoln probably had a medical condition called Marfans syndrome. Some of its symptoms are extremely long bones, curved spine, an arm span that is longer than the persons height, eye problems, heart problems and very little fat. It is a rare, inherited condition.

In one day your heart beats 100,000 times.

Half your body's red blood cells are replaced every seven days.

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